import axios from 'axios'
import store from '@/store'
import router from '@/router'
import qs from 'qs'
// import { Spin } from 'iview'
const addErrorLog = errorInfo => {
  // const { statusText, status, request: { responseURL } } = errorInfo
  // let info = {
  //   type: 'ajax',
  //   code: status,
  //   mes: statusText,
  //   url: responseURL
  // }
  // if (!responseURL.includes('save_error_logger')) store.dispatch('addErrorLog', info)
}

class HttpRequest {
  constructor (baseUrl = baseURL) {
    this.baseUrl = baseUrl
    this.queue = {}
  }
  getInsideConfig () {
    const config = {
      baseURL: this.baseUrl,
      headers: {
        'Content-Type': 'application/json; charset=utf-8'
        //
      },
      withCredentials: false
    }
    return config
  }
  destroy (url) {
    delete this.queue[url]
    if (!Object.keys(this.queue).length) {
      // Spin.hide()
    }
  }
  interceptors (instance, url) {
    // 请求拦截
    instance.interceptors.request.use(config => {
      // 添加全局的loading...
      if (!Object.keys(this.queue).length) {
        // Spin.show() // 不建议开启，因为界面不友好
      }
      this.queue[url] = true
      return config
    }, error => {
      return Promise.reject(error)
    })
    // 响应拦截
    instance.interceptors.response.use(res => {
      this.destroy(url)
      const { data, status } = res
      if (data.errcode === 1001) {
        store.dispatch('handleLogOut')
        router.push({
          name: 'login'
        })
      }
      return { data, status }
    }, error => {
      this.destroy(url)
      let errorInfo = error.response
      if (!errorInfo) {
        const { request: { statusText, status }, config } = JSON.parse(JSON.stringify(error))
        errorInfo = {
          statusText,
          status,
          request: { responseURL: config.url }
        }
      }
      addErrorLog(errorInfo)
      return Promise.reject(error)
    })
  }
  request (options) {
    const instance = axios.create()
    if (options.php === true) {
      options.headers = { 'Content-Type': 'application/x-www-form-urlencoded' }
      options.data = qs.stringify(options.data)
    }
    options = Object.assign(this.getInsideConfig(), options)

    this.interceptors(instance, options.url)
    if (options.await === true) {
      return new Promise((resolve, reject) => {
        instance(options)
          .then((response) => {
            resolve(response)
          })
          .catch((error) => {
            reject(error)
          })
      })
    } else {
      return instance(options)
    }
  }
}
export default HttpRequest
